Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.90-6.102.60-2.64
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Splintery, Conchoidal
Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
Absent
Mohs Hardness
2.5-36.5-7
2
10
👆🏻
Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO 2Arthur Thomas , Gemstones (2009)